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Double-air-source air path automatic switching pressurizer

A technology of automatic switching and pressure maintaining devices, applied in gas/liquid distribution and storage, piping systems, mechanical equipment, etc.

Active Publication Date: 2015-07-15
EGING PHOTOVOLTAIC TECHNOLOGY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In order to solve the problems caused by the single gas path and the existing dual gas path in production, the present invention provides a dual gas source gas path automatic conversion pressure maintaining device

Method used

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  • Double-air-source air path automatic switching pressurizer

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Embodiment Construction

[0011] Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0012] The dual gas source gas path automatic conversion pressure maintaining device, such as figure 1 As shown, it consists of main air pump 1, auxiliary air pump 2, main solenoid valve 3, auxiliary solenoid valve 4, pressure gauge 5, electric controller 6, pressure supplement air bag 7, check valve 8, pneumatic valve 9, main airway 10 Composed of auxiliary air passage 11, the main air pump 1 communicates with the pneumatic valve 9 through the main air passage 10, the main solenoid valve 3; the auxiliary air pump 2 communicates with the pneumatic valve 9 through the auxiliary air passage 11, the auxiliary solenoid valve 4, and the main air pump 1 , Auxiliary air pump 2 are all connected with pressure supplement air bag 7 through one-way valve 8, pressure gauge 5 is installed on the main air passage 10, main solenoid valve 3 and auxiliary sole...

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PUM

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Abstract

The invention relates to a double-air-source air path automatic switching pressurizer, which comprises a main air pump, an auxiliary air pump, a main electromagnetic valve, an auxiliary electromagnetic valve, a pressure gauge, an electric controller, a pressure compensation air bag, a non-return valve, a pneumatic valve, a main air duct, an auxiliary air duct and a pressure sensor, wherein the main air pump is communicated with the pneumatic valve through the main air duct and the main electromagnetic valve; the auxiliary air pump is communicated with the pneumatic valve through the auxiliary air duct and the auxiliary electromagnetic valve; both the main air pump and the auxiliary air pump are connected with the pressure compensation air bag through the non-return valve; the pressure gauge is installed on the main air duct; the main electromagnetic valve and the auxiliary electromagnetic valve are controlled by the electric controller; and the pressure gauge is connected with the electric controller through the pressure sensor. When the main air pump breaks down, the pressurizer can automatically switch into the auxiliary air pump to supply air, and can ensure air supply under stable pressure, thereby ensuring normal work of the pneumatic valve.

Description

Technical field: [0001] The invention relates to a gas path switching device, in particular to a dual gas source gas path automatic switching pressure maintaining device. Background technique: [0002] Pneumatic valves are more and more used in various industrial equipment. The work of pneumatic valves is controlled by high-pressure air or high-pressure nitrogen. In order to reduce costs, manufacturers generally use high-pressure air to control pneumatic valves. Air compressors generate high-pressure air supply equipment. In use, most manufacturers now use a single air path for air supply. Once the air compressor fails, the source of high-pressure air will disappear, and the pneumatic valve will not work normally, which will affect the operation of production equipment. For example, in the process of solar cell production , many production equipment need water, such as cleaning equipment and cooling equipment in the production process of solar cells, the control of water sup...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F17D3/01F17D1/04F17D5/00
Inventor 王瑞勋
Owner EGING PHOTOVOLTAIC TECHNOLOGY CO LTD
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